> Only sRGB colors are supported -- why not linear? sRGB is smaller for storage. All actual calculations (alpha blending, gradients) are already done in linear

> Only sRGB colors are supported -- why not linear? sRGB is smaller for storage. All actual calculations (alpha blending, gradients) are already done in linear space. I'm not sure doing calculations in linear space is actually a good idea though. Most art programs and the web use sRGB, so accurate conversion isn't possible.